BUZZ — Ingenia Communities falls; Citi keeps buy rating as Warburg due diligence begins
* Shares of Australia's Ingenia Communities fall as much as 1.5% to A$4.71 * Property developer on Monday granted Warburg Pincus initial due diligence access on non-exclusive basis after US private equity firm raised its takeover offer for a third time * Citi notes due diligence period could take four to eight weeks, b